diff --git a/src/context.rs b/src/context.rs
index 84f026fe..39e1075c 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -31,17 +31,15 @@ pub(crate) const TASK_QUEUE_CAPACITY: usize = 512;
 
 /// General callbacks the plugin can make during its lifetime. This is passed to the plugin during
 /// [Plugin::initialize].
-///
-/// # Safety
-///
-/// This context is passed to be stored by the plugin, and it may thus not outlive the wrapper.
-/// Hence the use of reference counted smart pointers. The implementing wrapper needs to be able to
-/// handle concurrent requests, and it should perform the actual callback within
-/// [MainThreadQueue::do_maybe_async].
-pub unsafe trait ProcessContext {
+//
+// # Safety
+//
+// The implementing wrapper needs to be able to handle concurrent requests, and it should perform
+// the actual callback within [MainThreadQueue::do_maybe_async].
+pub trait ProcessContext {
     /// Update the current latency of the plugin. If the plugin is currently processing audio, then
     /// this may cause audio playback to be restarted.
-    fn set_latency_samples(self: &Arc<Self>, samples: u32);
+    fn set_latency_samples(&self, samples: u32);
 }
 
 /// A trait describing the functionality of the platform-specific event loop that can execute tasks
diff --git a/src/wrapper/vst3.rs b/src/wrapper/vst3.rs
index 72884b3e..a7cec81f 100644
--- a/src/wrapper/vst3.rs
+++ b/src/wrapper/vst3.rs
@@ -263,8 +263,8 @@ impl<P: Plugin> MainThreadExecutor<Task> for WrapperInner<'_, P> {
     }
 }
 
-unsafe impl<P: Plugin> ProcessContext for WrapperInner<'_, P> {
-    fn set_latency_samples(self: &Arc<Self>, samples: u32) {
+impl<P: Plugin> ProcessContext for WrapperInner<'_, P> {
+    fn set_latency_samples(&self, samples: u32) {
         self.current_latency.store(samples, Ordering::SeqCst);
         let task_posted = unsafe { self.event_loop.read().assume_init_ref() }.do_maybe_async(
             Task::TriggerRestart(vst3_sys::vst::RestartFlags::kLatencyChanged as u32),